first new evidence tonight that senior members of the obama administration in fact engaged in a widespread cover-up in the hours immediately following the nation of four americans in libya. beyond just their misleading words, it's now their behind-the-scenes actions that are raising very serious questions tonight about what this president and his top aides are trying to hide. according to the washington times, a state department memo has been completely scrubbed from the publicly accessible portion of the agency's website. that document was a september 6th release from the bureau of diplomatic security stating there's no, quote, credible evidence that a terror attack is planned overseas to coincide with the 9/11 anniversary. so what was the motivation for removing that post? first, as we know, the diary of our fallen ambassador christopher stevens was uncovered at the site of the terrorist attack. according to cnn, he had concerns about his safety. this blatantly contradicts the state department's now deleted memo. since that discovery secretary of state hillary clinton has denied the conc